Home / 985,349.85-1,359,783.17-532,640.85

Finding the Fourth Proportional to 985,349.85, 1,359,783.17 and 532,640.85

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Solution

The fourth proportional to 985,349.85, 1,359,783.17 and 532,640.85 is: 735,044.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,349.85 : 1,359,783.17 = 532,640.85 : x
  2. Step 2: Convert to fraction form
    985,349.85/1,359,783.17 = 532,640.85/x
  3. Step 3: Cross multiply
    985,349.85x = 1,359,783.17 × 532,640.85
  4. Step 4: Simplify right side
    985,349.85x = 724,276,060,821.29
  5. Step 5: Solve for x
    x = 724,276,060,821.29/985,349.85
  6. Step 6: Final answer
    x = 735,044.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.